Product comparison · 2 optical disc drives

HP 653020-001 optical disc drive Internal DVD Super Multi DL Black vs HP 653021-001 optical disc drive Internal Blu-Ray DVD Combo Black

Key differences

Optical drive type
- 653020-001 optical disc drive Internal DVD Super Multi DL Black:DVD Super Multi DL
- 653021-001 optical disc drive Internal Blu-Ray DVD Combo Black:Blu-Ray DVD Combo
CD rewrite speed
- 653020-001 optical disc drive Internal DVD Super Multi DL Black:24x
- 653021-001 optical disc drive Internal Blu-Ray DVD Combo Black:16x
DVD+R Double Layer write speed
- 653020-001 optical disc drive Internal DVD Super Multi DL Black:6x
- 653021-001 optical disc drive Internal Blu-Ray DVD Combo Black:4x
DVD-R Double Layer write speed
- 653020-001 optical disc drive Internal DVD Super Multi DL Black:6x
- 653021-001 optical disc drive Internal Blu-Ray DVD Combo Black:4x
DVD drive average random access time
- 653020-001 optical disc drive Internal DVD Super Multi DL Black:160 ms
- 653021-001 optical disc drive Internal Blu-Ray DVD Combo Black:180 ms
CD-ROM drive average random access time
- 653020-001 optical disc drive Internal DVD Super Multi DL Black:140 ms
- 653021-001 optical disc drive Internal Blu-Ray DVD Combo Black:190 ms

Differences highlightedShow differences only

Comparison of 653020-001, 653021-001
22 specifications	A HP 653020-001 optical disc drive Internal DVD Super Multi DL Black Model 653020-001 View product	B HP 653021-001 optical disc drive Internal Blu-Ray DVD Combo Black Model 653021-001 View product
Performance1 differ
Optical drive typeDiffers	DVD Super Multi DL	Blu-Ray DVD Combo
LightScribeKnown for one	Unknown — not stated by the source	No
Writing speed3 differ
CD rewrite speedDiffers	24x	16x
DVD+R Double Layer write speedDiffers	6x	4x
DVD-R Double Layer write speedDiffers	6x	4x
Reading speedidentical
BD-ROM read speedKnown for one	Unknown — not stated by the source	6x
Access time2 differ
DVD drive average random access timeDiffers	160 ms	180 ms
BD-ROM average random access timeKnown for one	Unknown — not stated by the source	230 ms
CD-ROM drive average random access timeDiffers	140 ms	190 ms

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.